Evgeniya Sukhodolskaya - Data Advocate, Toloka - Data at the core of all the cool ML

Jan 28, 2023•1 hr 27 min•Transcript available on Metacast

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Episode description

Toloka’s support for Academia: grants and educator partnerships

These are pages leading to them:

Topics:

00:00 Intro

01:25 Jenny’s path from graduating in ML to a Data Advocate role

07:50 What goes into the labeling process with Toloka

11:27 How to prepare data for labeling and design tasks

16:01 Jenny’s take on why Relevancy needs more data in addition to clicks in Search

18:23 Dmitry plays the Devil’s Advocate for a moment

22:41 Implicit signals vs user behavior and offline A/B testing

26:54 Dmitry goes back to advocating for good search practices

27:42 Flower search as a concrete example of labeling for relevancy

39:12 NDCG, ERR as ranking quality metrics

44:27 Cross-annotator agreement, perfect list for NDCG and Aggregations

47:17 On measuring and ensuring the quality of annotators with honeypots

54:48 Deep-dive into aggregations

59:55 Bias in data, SERP, labeling and A/B tests

1:16:10 Is unbiased data attainable?

1:23:20 Announcements

Podcast design: Saurabh Rai: https://twitter.com/srvbhr